Nissan Altima 2007-2012 Service Manual: Both doors mirror defogger don’t operate but rear window defogger operates

Diagnosis Procedure

1. CHECK INTERMITTENT INCIDENT

Check intermittent incident.

Refer to GI-42, "Intermittent Incident".

Is the inspection result normal? YES >> Check the following.

• Battery power supply circuit.

• Fuse block (J/B).

NO >> Repair or replace the malfunctioning parts.

    Rear window defogger does not operate but both of door mirror defogger operate
    Diagnosis Procedure 1. CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT Check rear window defogger power supply and ground circuit. Refer to DEF-13, "Component Function Check" ...

    Driver side door mirror defogger does not operate
    Diagnosis Procedure 1. CHECK DOOR MIRROR DEFOGGER LH Check door mirror defogger LH. Refer to DEF-15, "Component Function Check". Is the inspection result normal? YES >> Refer ...

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    Additional service when removing battery negative terminal
     Description Initial setting is necessary when battery terminal is diconnected. CAUTION: The following specified operations are not performed under the non-initialized condition. • Auto-up operation • Anti-pinch function • Retained power operation  Special Repair Requirem ...

    P1550 battery current sensor
    Description The power generation voltage variable control enables fuel consumption to be decreased by reducing the engine load which is caused by the power generation of the generator. The battery current sensor is installed to the battery cable at the negative terminal. The sensor measures ...